SCIEX Software Engineer Interview Questions and Answers

Q1. RDBMS related questions asked
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Q2. SQL login building related questions
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Q1. Explain Behaviour subject in Angular.
Ans. 
Behaviour subject in Angular is a special type of subject that allows both subscribing and emitting values.
• BehaviourSubject is a type of subject in RxJS library.

• It has an initial value that will be emitted to new subscribers.

• It stores the latest value and emits it immediately to new subscribers.

• Example: const subject = new BehaviorSubject('initial value');

• Example: subject.next('new value');
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Q2. Explain Design Principles
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Design principles are guidelines for designing software solutions that are maintainable, scalable, and efficient.
• Design principles help in creating software that is easy to understand, modify, and maintain.

• They promote code reusability, modularity, and flexibility.

• Examples of design principles include SOLID principles, DRY (Don't Repeat Yourself), KISS (Keep It Simple, Stupid), and YAGNI (You Aren't Gonna Need It).
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Q1. OOPs and C# Basics were covered
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Q1. WPF related questions, C# tricky questions and small logical assignment was given
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Q1. Talked with product manager. Discussion around agile methods and processes
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Q1. Self Introduction, explain about your projects
Ans. 
I am a software engineer with experience in developing web applications using Java, Spring Boot, and Angular.
• Developed a web application for a retail company using Java and Spring Boot

• Implemented RESTful APIs for communication between frontend and backend

• Designed and developed user interfaces using Angular framework
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Q2. Rotate an array n times with a O(1) time complexity
Ans. 
Use modular arithmetic to efficiently rotate array n times.
• Use modular arithmetic to calculate the effective number of rotations (n % array length)

• Reverse the entire array

• Reverse the first n elements

• Reverse the remaining elements
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Q1. Self Introduction
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Q2. What do you know about the company
Ans. 
The company is a leading software development firm specializing in creating innovative solutions for various industries.
• Specializes in creating innovative software solutions

• Works with clients from various industries

• Known for high-quality and reliable products

• Has a strong team of software engineers and developers
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Genral aptitude questions

Q1. Be prepared with your basics
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Q2. Languages and work flow
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Q3. Be aware what you keep in your resume
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Q4. Be strong in a area
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Q1. Mostly scenario based on what you have worked on and basic questions on theorical knowledge.Interview was 1 hour long.
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Q2. ETL,Tool, Technology, Infrastructures,coding skill,SQL skills
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Q1. Normal basic questions asked in HR round
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Q1. Self introduction
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Q2. Project description
Ans. 
Developed a web application for tracking personal fitness goals and progress.
• Used React.js for front-end development

• Implemented RESTful APIs for data retrieval and storage

• Utilized MongoDB for database management
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Q1. Questions on project
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Q2. Any problems faced
Ans. 
Yes, faced challenges with debugging complex code and integrating third-party APIs.
• Debugging complex code with multiple dependencies

• Integrating third-party APIs with inconsistent documentation

• Resolving compatibility issues between different software components
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